Home / 12,671,311.17-19,008,864.08-4,586,178.50

Finding the Fourth Proportional to 12,671,311.17, 19,008,864.08 and 4,586,178.50

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Solution

The fourth proportional to 12,671,311.17, 19,008,864.08 and 4,586,178.50 is: 6,879,954.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,671,311.17 : 19,008,864.08 = 4,586,178.50 : x
  2. Step 2: Convert to fraction form
    12,671,311.17/19,008,864.08 = 4,586,178.50/x
  3. Step 3: Cross multiply
    12,671,311.17x = 19,008,864.08 × 4,586,178.50
  4. Step 4: Simplify right side
    12,671,311.17x = 87,178,043,753,118.27
  5. Step 5: Solve for x
    x = 87,178,043,753,118.27/12,671,311.17
  6. Step 6: Final answer
    x = 6,879,954.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.